1 files changed, 10 insertions, 19 deletions
diff --git a/ext/js/language/japanese-util.js b/ext/js/language/japanese-util.js
index 7ee726b2..9d7ad0d8 100644
--- a/ext/js/language/japanese-util.js
+++ b/ext/js/language/japanese-util.js
@@ -277,6 +277,10 @@ const JapaneseUtil = (() => {
             return this._getWanakana().toKana(text);
         }
 
+        convertToKanaSupported() {
+            return this._wanakana !== null;
+        }
+
         convertKatakanaToHiragana(text) {
             let result = '';
             const offset = (HIRAGANA_CONVERSION_RANGE[0] - KATAKANA_CONVERSION_RANGE[0]);
@@ -315,25 +319,8 @@ const JapaneseUtil = (() => {
             return wanakana.toRomaji(text);
         }
 
-        convertReading(term, reading, readingMode) {
-            switch (readingMode) {
-                case 'hiragana':
-                    return this.convertKatakanaToHiragana(reading);
-                case 'katakana':
-                    return this.convertHiraganaToKatakana(reading);
-                case 'romaji':
-                    if (reading.length > 0) {
-                        return this.convertToRomaji(reading);
-                    } else if (this.isStringEntirelyKana(term)) {
-                        return this.convertToRomaji(term);
-                    } else {
-                        return reading;
-                    }
-                case 'none':
-                    return '';
-                default:
-                    return reading;
-            }
+        convertToRomajiSupported() {
+            return this._wanakana !== null;
         }
 
         convertNumericToFullWidth(text) {
@@ -426,6 +413,10 @@ const JapaneseUtil = (() => {
             return result;
         }
 
+        convertAlphabeticToKanaSupported() {
+            return this._wanakana !== null;
+        }
+
         // Furigana distribution
 
         distributeFurigana(term, reading) {